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1 /* |
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2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: CUniEditorProcessTextOperation class definition. |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 #ifndef CUNIEDITORPROCESSTEXTOPERATION_H |
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21 #define CUNIEDITORPROCESSTEXTOPERATION_H |
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22 |
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23 // INCLUDES |
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24 |
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25 #include <xhtmlparser.h> |
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26 #include "UniEditorOperation.h" |
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27 |
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28 // FORWARD DECLARATIONS |
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29 |
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30 // DATA TYPES |
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31 |
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32 // CLASS DECLARATION |
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33 |
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34 /** |
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35 * CUniEditorProcessTextOperation |
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36 * |
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37 * @since 3.2 |
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38 */ |
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39 class CUniEditorProcessTextOperation : public CUniEditorOperation, |
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40 public MXhtmlParserObserver |
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41 { |
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42 public: // new operations |
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43 |
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44 /** |
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45 * Factory method |
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46 */ |
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47 static CUniEditorProcessTextOperation* NewL( |
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48 MUniEditorOperationObserver& aObserver, |
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49 CUniEditorDocument& aDocument, |
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50 RFs& aFs ); |
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51 |
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52 /** |
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53 * Destructor |
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54 */ |
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55 virtual ~CUniEditorProcessTextOperation(); |
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56 |
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57 /** |
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58 * Starts text process operation |
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59 * |
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60 * @param aImageInfo |
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61 * @param aAttachmentId Attachment id, if the image is already stored as an attachment |
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62 * KMsvNullIndexEntryId, otherwise. |
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63 * @param aMessageSize |
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64 */ |
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65 void Start(); |
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66 |
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67 protected: |
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68 |
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69 /** |
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70 * From CActive |
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71 */ |
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72 void RunL(); |
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73 |
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74 /** |
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75 * From CActive |
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76 */ |
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77 TInt RunError( TInt aError ); |
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78 |
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79 /** |
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80 * From CUniEditorOperation |
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81 */ |
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82 void DoCancelCleanup(); |
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83 |
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84 /** |
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85 * From MXhtmlParserObserver |
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86 * |
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87 * Call back function used to inform a client of the Parser |
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88 * when a parsing operation completes. |
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89 */ |
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90 void ParseCompleteL(); |
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91 |
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92 /** |
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93 * From MXhtmlParserObserver |
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94 * |
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95 * Call back function used to inform a client of the Parser |
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96 * about error. |
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97 */ |
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98 void ParseError( TInt aError ); |
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99 |
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100 private: // new operations |
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101 |
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102 /** |
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103 * C++ constructor |
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104 */ |
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105 CUniEditorProcessTextOperation( MUniEditorOperationObserver& aObserver, |
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106 CUniEditorDocument& aDocument, |
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107 RFs& aFs ); |
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108 |
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109 /** |
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110 * 2nd phase constructor. |
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111 */ |
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112 void ConstructL(); |
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113 |
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114 /** |
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115 * Checks whether some processing is needed for the text objects. |
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116 */ |
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117 void DoStartCheck(); |
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118 |
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119 /** |
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120 * Start process step. |
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121 */ |
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122 void DoStartProcessL(); |
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123 |
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124 /** |
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125 * Processing ready. |
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126 */ |
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127 void DoReady(); |
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128 |
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129 /** |
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130 * Releases the limited resources used by the operation. |
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131 */ |
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132 void Reset(); |
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133 |
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134 /** |
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135 * Creates empty text attachment. |
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136 */ |
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137 void CreateEmptyTextAttachmentL( RFile& aFileHandle ); |
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138 |
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139 /** |
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140 * Replaces XHTML attachment with plain text attachment. |
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141 */ |
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142 void ReplaceXhtmlAttachmentL( RFile& aFileHandle ); |
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143 |
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144 /** |
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145 * Writes text into file. |
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146 */ |
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147 void WriteTextToFileL( CRichText& aText, RFile& aFileHandle ); |
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148 |
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149 /** |
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150 * Notify observer |
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151 */ |
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152 void NotifyObserver( TUniEditorOperationEvent aEvent ); |
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153 |
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154 /** |
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155 * Performs parse error handling. |
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156 */ |
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157 void HandleParserErrorL( TInt aError ); |
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158 |
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159 private: // data |
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160 |
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161 enum TUniProcessStates |
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162 { |
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163 EUniProcessTxtCheck, |
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164 EUniProcessTxtProcess, |
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165 EUniProcessTxtNewFile, |
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166 EUniProcessTxtReady, |
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167 EUniProcessTxtError |
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168 }; |
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169 |
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170 CUniObject* iProcessedObject; |
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171 CMsvStore* iEditStore; |
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172 |
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173 CXhtmlParser* iParser; |
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174 TInt iSlideNum; |
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175 |
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176 TMsvAttachmentId iNewAttachmentId; |
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177 }; |
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178 |
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179 #endif // CUNIEDITORPROCESSTEXTOPERATION_H |